Texas Instruments BA II PLUS PRO User Manual - Page 5
Overview of Calculator Operations, Turning On the Calculator
UPC - 033317192045
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1 Overview of Calculator Operations This chapter describes the basic operation of your BA II PLUS™ calculator, including how to: • Turn on and turn off the calculator • Select second functions • Read the display and set calculator formats • Clear the calculator and correct entry errors • Perform math and memory operations • Use the Last Answer feature • Use worksheets Turning On the Calculator Press $. • If you turned off the calculator by pressing $, the calculator returns to the standard-calculator mode with a displayed value of zero. All worksheets and formats for numbers, angle units, dates, separators, and calculation method retain previous values and configurations. • If the Automatic Power Down™ (APD™) feature turned off the calculator, the calculator turns on exactly as you left it, saving display settings, stored memory, pending operations, and error conditions. Turning Off the Calculator Press $. • The displayed value and any error condition clear. • Any unfinished standard-calculator operation and worksheet calculation in progress cancel. Overview of Calculator Operations 1